JMifcettaneci Curiofa. 53 



A SOLUTION, 



Given by Mr. John Collins, of a Choro- 

 graphical Problem, Propofed by 



Richard Torvnlej y Efq; 



PROBLEM. 



TheDiftances of three Obje£tsin the 

 fame Plain being given, as A^B, 

 The Angles made at a fourth 

 Place in the fame Plain as at 

 are obferved : The Diftances 

 from the Place of Obfervation 

 to the refpeftive Objects, are re- 

 quired. 



The Problem hath fix Cafes. 



Cafe 1 . TF the Station be taken without the 

 X Triangle made by the Objeds but 

 in one of the fides thereof produced, as at S in 

 the 9th Figure ; find the Angle A C B \ then 

 in the Triangle ACS all the Angles and the 

 fide A Care known, whence either or both the 

 Diftances SA or SC may be found. 



Cafe a. 



